ENIGBNC²³⁶²¹³⁺¹ 基本例句 化学镀镍浸金¹⁰⁰ Are the customer specific ENIG thickness requirements documented on the traveler? 是否有文件规定按照客人规定的化镍金厚度进行管控？6sq Has the ENIG chemical supplier audited and approved process. Provide date of last audit? 化镍金化学药水供应商是否稽核并承认制程？提供上次稽核的资料？6sq